Query regarding OAB tables

Hi ALL,

  1)  Can you please provide me some information on table  ben_elig_per_elctbl_chc  ..

       a) like what data it stored ..

       b)  what is the meaning of column -- elig_per_elctbl_chc_id, per_in_ler_id

2) What all are other tables to which we can map the above table , to get information like - PLAN,options , Benifit Program , eligibilty

   for a specific person_id

3) To which oracle form does the above table (ben_elig_per_elctbl_chc  ) is associated .

Regards

Kara